What was the nuclear arms race and how did it contribute to the cold war?

Which best describes the impact of the crusades on european exploration?

Mid to high level clouds that look like layered blankets are called

According to robert kennedy, how might the historian see 1962a. as a year of resistance by the southb. as a year of great progress in civil rightsc. as a year of rioting and violenced. as a year of resegregation